package servlet;

import bean.Users;
import dao.Impl.UserDaoImpl;
import net.sf.json.JSONObject;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

@WebServlet(urlPatterns = "/getuser")
public class GetUsersServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doPost(req,resp);
    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        //1、接收参数
        String uid = req.getParameter("uid");

        UserDaoImpl userDao = new UserDaoImpl();
        Users users = userDao.findById(Integer.parseInt(uid));

        //java->json
        JSONObject jsonObject = JSONObject.fromObject(users);

        resp.setContentType("text/html;charset=utf-8");
        PrintWriter writer = resp.getWriter();
        writer.print(jsonObject);
    }
}
